Allocation of crankshaft bearing shells for cylinder block
WARNING: This page is about a different car, the 2010 Audi A8, 2009 Audi A8, 2008 Audi A8, and 2007 Audi A8. However, it is still accessible from the selected car via links, so may be relevant.
- Bearing shells with correct thickness are allocated to the cylinder block in the factory. Colored dots on sides of bearing shells serve for identifying bearing shell thickness.
- Allocation of bearing shells to cylinder block is marked by one letter each at front left on cylinder block (can be read from outside) as shown in the illustration.
| Letter on cylinder block | Color of bearing | |
| R | = | Red |
| G | = | Yellow |
| B | = | Blue |
NOTE:
- In addition, the letters are also stamped on the guide frame.